Issue #19439 has been updated by naruse (Yui NARUSE). Backport changed from 2.7: WONTFIX, 3.0: WONTFIX, 3.1: REQUIRED, 3.2: REQUIRED to 2.7: WONTFIX, 3.0: WONTFIX, 3.1: REQUIRED, 3.2: DONE ruby_3_2 4e4a4e42b284d9309a7e51c97058093539e7a843 merged revision(s) d2520b7b76759118071a16e6bca22726a5de9fb4. ---------------------------------------- Bug #19439: Marshal.load doesn't load Regexp instance variables https://bugs.ruby-lang.org/issues/19439#change-102244 * Author: andrykonchin (Andrew Konchin) * Status: Closed * Priority: Normal * ruby -v: 3.1.3 * Backport: 2.7: WONTFIX, 3.0: WONTFIX, 3.1: REQUIRED, 3.2: DONE ---------------------------------------- Hello, I've noticed this strange behaviour: ```ruby source_object = Regexp.new("a") source_object.instance_variable_set(:@foo, :bar) regexp = Marshal.load(Marshal.dump(source_object)) regexp.instance_variables # => [] ``` I would expect instance variables to be loaded -- https://bugs.ruby-lang.org/